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post_install() {
if [ "$(cat /proc/sys/kernel/unprivileged_userns_clone 2>/dev/null)" -eq "0" ]; then
echo "==> WARNING: Unprivileged user namespace cloning is disabled."
echo "==> This tool will not work unless you enable it:"
echo " sysctl -w kernel.unprivileged_userns_clone=1"
fi
}
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